[gauravi-2007]

Description

This pull request addresses Issue #677 by adding a hands-on AI chatbot tutorial to the JavaScript section of the Project-Based Learning repository.

The tutorial helps beginners understand how to build an AI-powered chatbot using Node.js, Express, and the OpenAI API.

Changes Made

• Added a new AI chatbot tutorial link to README.md.
• Placed the tutorial under the JavaScript section.
• Followed the repository's contribution guidelines.
• Verified the README formatting using the repository's validation script.

Learning Outcomes

Through this tutorial, learners can explore:

• Creating a chatbot user interface.
• Integrating an AI API.
• Connecting frontend and backend components.
• Handling user messages and AI-generated responses.
• Managing conversation context.

Testing

• git diff --check passed.
• python3 scripts/check_readme.py lint passed.
• Validator reported 0 errors and 0 warnings.

Related Issue

Related to #677.

Additional Information

This contribution aims to make AI development more accessible through practical, project-based learning.

Thank you for reviewing my contribution!